Perfect Square
4611686052787126336 is a perfect square (2147483656 × 2147483656)
4611686052787126336 is a perfect square (2147483656 × 2147483656)
4611686052787126336 is even
Previous even number is 4611686052787126334
Next even number is 4611686052787126338
100000000000000000000000000100000000000000000000000000001000000